---> uname -a: Linux prd-queue-disttest-2c-1g-7620 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 7.8G 30G 21% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 687 5525 4 2013 7254 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:e2:3b:07 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.226/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81968sec preferred_lft 81968sec inet6 fe80::f816:3eff:fee2:3b07/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-7620) 04/25/26 _x86_64_ (2 CPU) 00:33:42 LINUX RESTART (2 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:02 1.21 0.01 1.20 0.00 0.05 14.92 0.36 01:00:02 1.42 0.00 1.38 0.03 0.00 17.65 1.31 01:10:01 1.19 0.00 1.17 0.02 0.00 14.11 1.09 01:20:02 1.21 0.00 1.19 0.02 0.01 14.78 1.21 01:30:02 1.97 0.32 1.61 0.04 39.03 75.31 1.51 01:40:01 1.27 0.01 1.25 0.02 1.05 15.54 0.79 Average: 1.38 0.05 1.30 0.02 6.69 25.38 1.04 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:02 5798696 7517080 273752 3.37 61676 1837008 537252 5.85 464464 1615948 172 01:00:02 5798260 7517172 273636 3.36 61860 1837352 537388 5.85 464932 1616476 188 01:10:01 5806632 7526044 264764 3.26 62036 1837676 537396 5.85 464688 1616976 128 01:20:02 5805376 7525308 265496 3.26 62232 1838008 537396 5.85 464884 1617500 200 01:30:02 5750300 7499260 291156 3.58 62516 1866420 739832 8.06 481796 1635008 228 01:40:01 5758032 7507828 282688 3.48 62700 1867060 537460 5.85 476332 1635520 244 Average: 5786216 7515449 275249 3.38 62170 1847254 571121 6.22 469516 1622905 193 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:02 ens3 2.32 0.23 0.46 0.18 0.00 0.00 0.00 0.00 01:00:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:02 ens3 0.90 0.08 0.15 0.05 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 1.37 0.06 0.21 0.06 0.00 0.00 0.00 0.00 01:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:02 ens3 0.83 0.15 0.23 0.13 0.00 0.00 0.00 0.00 01:30:02 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:30:02 ens3 0.51 0.22 3.14 0.05 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.34 0.11 0.11 0.06 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 1.05 0.14 0.72 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-7620) 04/25/26 _x86_64_ (2 CPU) 00:33:42 LINUX RESTART (2 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:02 all 0.29 0.00 0.10 0.01 0.03 99.57 00:50:02 0 0.08 0.00 0.10 0.01 0.03 99.78 00:50:02 1 0.49 0.00 0.11 0.01 0.02 99.37 01:00:02 all 0.27 0.00 0.19 0.02 0.02 99.50 01:00:02 0 0.35 0.00 0.17 0.03 0.02 99.44 01:00:02 1 0.20 0.00 0.20 0.00 0.03 99.57 01:10:01 all 0.26 0.00 0.09 0.01 0.02 99.62 01:10:01 0 0.36 0.00 0.08 0.01 0.02 99.53 01:10:01 1 0.16 0.00 0.10 0.00 0.03 99.71 01:20:02 all 0.28 0.00 0.08 0.01 0.02 99.62 01:20:02 0 0.16 0.00 0.08 0.01 0.02 99.73 01:20:02 1 0.39 0.00 0.09 0.00 0.02 99.50 01:30:02 all 0.38 0.00 0.20 0.02 0.02 99.38 01:30:02 0 0.59 0.00 0.22 0.03 0.02 99.15 01:30:02 1 0.17 0.00 0.19 0.01 0.02 99.62 01:40:01 all 0.25 0.00 0.07 0.01 0.02 99.66 01:40:01 0 0.44 0.00 0.05 0.01 0.01 99.49 01:40:01 1 0.06 0.00 0.08 0.01 0.02 99.83 Average: all 0.29 0.00 0.12 0.01 0.02 99.56 Average: 0 0.33 0.00 0.12 0.02 0.02 99.52 Average: 1 0.24 0.00 0.13 0.01 0.02 99.60